The number of digits of the greatest product from addends that sum up to 10^n.

A309440

The number of digits of the greatest product from addends that sum up to 10^n.

Terms

    a(0) =1a(1) =2a(2) =16a(3) =160a(4) =1591a(5) =15905a(6) =159041a(7) =1590405a(8) =15904042a(9) =159040419a(10) =1590404183a(11) =15904041824a(12) =159040418240

External references